(under the class definition) Apparatus, not provided for in any other class, comprising means operated in response to relative motion between parts of a device while in use, to (1) cause discharge from, (2) control flow, to, or (3) change the character or direction of effluent from the distributor, said device being of special configuration to perform a particular function other than merely that of a support or of portion of the fluid handling system.
(1) Note. Most of the patents in this subclass are operated by relatively movable parts secured respectively to a door and a door frame.
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88, through 96, for injection nozzles adapted to operate in timed relation with moving parts of an internal combustion engine.